109 lines
3.2 KiB
C
109 lines
3.2 KiB
C
/*
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* Copyright (c) 2006, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#ifndef __FollowRefObject_h
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#define __FollowRefObject_h
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#include <jvmti.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* ============================================================================= */
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void jvmti_FollowRefObject_init();
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/* ============================================================================= */
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#define DBG(x) x
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#define DEREF(ptr) (((ptr) == NULL ? 0 : *(ptr)))
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extern jvmtiHeapCallbacks g_wrongHeapCallbacks; /* Callbacks that blame */
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extern const char * const g_refKindStr[28]; /* JVMTI_HEAP_REFERENCE_xxx */
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/* ============================================================================= */
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#define MAX_TAG 1000
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#define MAX_REFS (MAX_TAG * 3)
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#define FLAG_TAG_SET 0x01
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extern char * g_szTagInfo[MAX_TAG];
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extern char g_tagFlags[MAX_TAG];
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extern int g_tagVisitCount[MAX_TAG];
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void markTagSet(jlong tag_val);
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void markTagVisited(jlong tag_val);
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jboolean checkThatAllTagsVisited();
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/* ============================================================================= */
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typedef struct {
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jlong _tagFrom,
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_tagTo;
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jint _refKind;
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int _expectedCount,
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_actualCount;
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} RefToVerify;
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extern int g_refsToVerifyCnt;
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extern RefToVerify g_refsToVerify[MAX_REFS];
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jboolean markRefToVerify(jlong tagFrom, jlong tagTo, int refKind);
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/* ============================================================================= */
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extern int g_fakeUserData;
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extern int g_userDataError;
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#define CHECK_USER_DATA(p) checkUserData(__FILE__, __LINE__, (p))
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void checkUserData(const char * szFile, const int line, void * user_data);
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/* ============================================================================= */
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void printHeapRefCallbackInfo(
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jvmtiHeapReferenceKind reference_kind,
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const jvmtiHeapReferenceInfo* reference_info,
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jlong class_tag,
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jlong referrer_class_tag,
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jlong size,
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jlong* tag_ptr,
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jlong* referrer_tag_ptr,
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jint length);
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/* ============================================================================= */
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#ifdef __cplusplus
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}
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#endif
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#endif
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